This cheap knife dulls easily.

这把便宜的刀容易变钝.

《现代英汉综合大词典》

Watching television dulls one's wits.

看电视能使人头脑迟钝.

辞典例句

A cold dulls sb.'s taste.

伤风使某人失去 辨别 滋味的能力.

辞典例句

Egotism is the anesthetic that dulls the pain of stupidity.

自负是为了麻痹因为愚蠢带来痛楚的麻醉剂.

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That knife dulls easily.

那把小刀易用钝.

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Smoking dulls our brains and weakens our body.

吸烟能使大脑迟钝,身体虚弱.

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Borrowing dulls the edge of husbandry.

[谚]经常向人告贷使人忘记勤俭(来自莎士比亚).

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It'slows thought, and dulls memory.

缓慢地思考, 缓慢地记忆.

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